What is CVE-2021-28668?

CVE-2021-28668 is a critical-severity vulnerability in Xerox Altalink B8045, classified under SQL Injection. CVSS score: 9.8/10. Published 2021-03-29.

How severe is CVE-2021-28668?

Critical severity. CVSS v3 base score is 9.8 out of 10.

SQL Injection in Xerox Altalink B8045

CVE-2021-28668

Xerox AltaLink B80xx before 103.008.020.23120, C8030/C8035 before 103.001.020.23120, C8045/C8055 before 103.002.020.23120 and C8070 before 103.003.020.23120 has several SQL injection vulnerabilities.

Vulnerability class: SQL Injection

Published 2021-03-29 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

EPSS exploit prediction

EPSS: 0.010 (60.6th percentile), scored 2026-09-29.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 61st percentile — 60.6% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.010 · newest: 0.010 · change: +0.000

Affected products

Weakness classification (CWE)

CWE-89 — SQL Injection

References

securitydocs.business.xerox.com/wp-content/uploads/2020/09/cert_Security_Mini_B… (Patch, Vendor Advisory)

Frequently asked questions

What is CVE-2021-28668?: CVE-2021-28668 is a critical-severity vulnerability in Xerox Altalink B8045, classified under SQL Injection. CVSS score: 9.8/10. Published 2021-03-29.
How severe is CVE-2021-28668?: Critical severity. CVSS v3 base score is 9.8 out of 10.